LAGO GUAJATACA Water Quality Report

Population

11,187

people served

Water Source

🌊 Surface

rivers, lakes, reservoirs

National Rank

Top 94%

of 49,184 US systems

5-Year Record

⚠️ 9

violations recorded

D

Poor

Safety Grade

9 violations in the past 5 years, including 42 health-based

System Details

PWSID
PR0003772
Population Served
11,187
Water Source
Surface Water
Owner
Local Government
State
Puerto Rico
EPA Region
2

Contaminants of Concern

ContaminantStatusViolations
Contaminant 5000 Monitoring/Reporting21
Contaminant 7000 Monitoring/Reporting5
Haloacetic Acids (HAA5) Health-Based20
Total Trihalomethanes (TTHMs) Health-Based26
Contaminant 0100 Monitoring/Reporting24
Contaminant 3015 Monitoring/Reporting24
Total Coliform Monitoring/Reporting24
Contaminant 2920 Health-Based2
Contaminant 0200 Monitoring/Reporting15
Contaminant 0300 Health-Based2

Violation History

2024
2
2023
2
2022
5
2020
6
2019
24
2018
36
2017
40
2016
28
2015
4
2014
3

Total violations on record: 163

Service Area

Cities Served

ZIP Codes Served

Recommended Water Filters

Based on contaminants detected in this water system:

Activated Carbon Filter

Effective for chlorine, THMs, pesticides, and taste/odor improvement

Removes: Total Trihalomethanes (TTHMs), Haloacetic Acids (HAA5)

$20–$100

UV Water Purifier

Kills bacteria and viruses without chemicals

Removes: Total Coliform

$50–$150

How does this compare?

This systemNational average
Grade D
Avg: B-C
163violations total

582% of national average

National avg: ~28 per system

📍 Average-sized water system.